#include<stdio.h>
void a(int a[]);
int main(){
	int i;
	int* p=&i;
     *p = 12;
     printf("%d\n",*p);
     int w[]={1,5,4,7,8,45,};
     a(w);
     printf("sizeof(w)=%lu\n",sizeof(a));
	return 0; 
}
void a(int a[]){
	printf("sizeof(w)=%lu\n",sizeof(a));
}
